63937380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{81971}}^1$

素因数の和:81996

約数の個数: 48

約数和(自身を含む): 192798144

約数和(自身を除く): 128860764

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 81971, 163942, 245913, 327884, 409855, 491826, 819710, 983652, 1065623, 1229565, 1639420, 2131246, 2459130, 3196869, 4262492, 4918260, 5328115, 6393738, 10656230, 12787476, 15984345, 21312460, 31968690, 63937380]

約数ペア:

[(1, 63937380), (2, 31968690), (3, 21312460), (4, 15984345), (5, 12787476), (6, 10656230), (10, 6393738), (12, 5328115), (13, 4918260), (15, 4262492), (20, 3196869), (26, 2459130), (30, 2131246), (39, 1639420), (52, 1229565), (60, 1065623), (65, 983652), (78, 819710), (130, 491826), (156, 409855), (195, 327884), (260, 245913), (390, 163942), (780, 81971)]